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Sponsors and Collaborators: |
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) Baylor College of Medicine |
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Information provided by: | Office of Rare Diseases (ORD) |
ClinicalTrials.gov Identifier: | NCT00004656 |
OBJECTIVES: I. Determine dietary macronutrient intake in children with Rett syndrome and in healthy controls.
II. Measure sleeping and awake metabolic rates in various positions, i.e., reclining, sitting, and standing, by whole-room indirect calorimetry and isotope dilution.
III. Quantify activity patterns by time-motion studies using 24-hour activity records and 12-hour videotaping.
IV. Correlate 24-hour activity patterns with 24-hour heart rate telemetry and short-term oxygen consumption.
V. Estimate 24-hour fecal and urinary energy losses. VI. Determine body composition by clinical anthropometry, whole-body potassium counting, and total-body electrical conductance.
VII. Calculate apparent energy needs based on measurement of energy intake and expenditure.
Condition | Intervention |
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Rett Syndrome |
Procedure: Metabolic assessment with body composition evaluation |
Study Type: | Interventional |
Study Design: | Diagnostic |
Study Start Date: | May 1993 |
PROTOCOL OUTLINE:
All participants undergo extensive nutritional and metabolic assessment with body composition evaluation. Studies include macronutrient intake, body fat, lean muscle mass, metabolic rate, and time-action studies; and 24-hour cardiac telemetry. Rett syndrome girls also receive a hemogram and hand x-ray.
Ages Eligible for Study: | 5 Years to 18 Years |
Genders Eligible for Study: | Female |
Accepts Healthy Volunteers: | Yes |
PROTOCOL ENTRY CRITERIA:
Patients aged 5 to 18 with Rett syndrome Able to sleep and awaken alone
Study ID Numbers: | 199/11814, BCM-CNRC-H1637 |
Study First Received: | February 24, 2000 |
Last Updated: | June 23, 2005 |
ClinicalTrials.gov Identifier: | NCT00004656 |
Health Authority: | United States: Federal Government |
Rett syndrome neurologic and psychiatric disorders rare disease |
Developmental Disabilities Rett syndrome Rare Diseases Neurodegenerative Diseases Mental Retardation Child Development Disorders, Pervasive Rett Syndrome |
Heredodegenerative Disorders, Nervous System Genetic Diseases, Inborn Mental Disorders Mental Disorders Diagnosed in Childhood Genetic Diseases, X-Linked Neurologic Manifestations Neurobehavioral Manifestations |
Pathologic Processes Disease Syndrome Nervous System Diseases Mental Retardation, X-Linked |